15573280

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 37122624

約数和(自身を除く): 21549344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 743, 1048, 1310, 1486, 2096, 2620, 2972, 3715, 4192, 5240, 5944, 7430, 10480, 11888, 14860, 20960, 23776, 29720, 59440, 97333, 118880, 194666, 389332, 486665, 778664, 973330, 1557328, 1946660, 3114656, 3893320, 7786640, 15573280]

約数ペア:

[(1, 15573280), (2, 7786640), (4, 3893320), (5, 3114656), (8, 1946660), (10, 1557328), (16, 973330), (20, 778664), (32, 486665), (40, 389332), (80, 194666), (131, 118880), (160, 97333), (262, 59440), (524, 29720), (655, 23776), (743, 20960), (1048, 14860), (1310, 11888), (1486, 10480), (2096, 7430), (2620, 5944), (2972, 5240), (3715, 4192)]